7-1
7.
TROUBLESHOOTING
General
No regular maintenance is required of the FELCOM 50 satellite terminal.
It is recommended, however, to clean the antenna radome every once in a while.
The real time clock is automatically updated by the built-in GPS.
7.1 Troubleshooting
Problem
Probable
cause
Action
The CU is not switched
ON.
•
Set the ON/OFF switch to
ON (rear panel).
•
Switch off, wait 10 secs and
switch back on.
1
The FELCOM 50 CU power
indicator does not light up.
Power is not connected.
•
Check that the power cord
is properly connected to
12-24 VDC power source.
2
The ISDN Handset display
freezes or stays completely
black.
The handset cord is not
connected or damaged.
•
Check that the handset cord
is properly connected and
inspect the cord.
•
Power CU off/on.
•
Disconnect cord from CU
and connect it again.
3
FELCOM 50 cannot find the
satellite.
No or weak signals.
Sight to satellite
obstructed.
•
Check that no obstacles
block the free sight to the
satellite.
4 Low
signal
reception
Obstructions
•
The signal strength indicator
should preferably exceed
570 in vtLite Mobile, or 5
bars in the handset display.
•
Check that no obstacles
block the free sight to the
satellite.
•
Restart the search for any
satellite, or try a satellite in a
specific Ocean Region.
5
FELCOM 50 functions
abnormally.
•
Turn off power and
disconnect power cable.
Connect power cable, and
switch on again.
•
Verify correct voltages to the
CU: 11-32 V
CU: Communication Unit
Содержание Felcom 50
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